adding cs142 code

cs142/smcquay/cootie/Makefile

@@ -0,0 +1,14 @@
+CPPFLAGS=-Wall -g -std=c++0x
+
+all: cootie
+
+cootie: cootie.cc dice.o player.o
+
+dice.o: dice.cc dice.h
+player.o: player.cc player.h
+
+test: all
+	./cootie 4
+
+clean:
+	@rm -rvf cootie cootie.dSYM *.o

cs142/smcquay/cootie/cootie.cc

@@ -0,0 +1,42 @@
+#include <iostream>
+#include <vector>
+#include <cstdlib>
+#include "dice.h"
+#include "player.h"
+
+using namespace std;
+
+const string usage = "usage: cootie <number of players>";
+
+int main(int argc, char * argv[]) {
+    if(argc < 2) {
+        cerr << usage << endl;;
+        return 1;
+    }
+
+    random_init();
+
+    int number_of_players = int(atof(argv[1]));
+    vector<player> players;
+    for(int i=0; i < number_of_players; i++) {
+        players.push_back(player(i));
+    }
+
+    auto keep_playing = true;
+    while(keep_playing) {
+        for(player & p : players) {
+            // cout << p << endl;
+            p.turn();
+            if(p.won()) {
+                keep_playing = false;
+                cout << "player " << p.id << " wins!!" << endl;
+                cout << p << endl;
+                break;
+            }
+        }
+    }
+
+    cout << "total rolls: " << get_roll_count() << endl;
+    cout << "thanks for playing" << endl;
+    return 0;
+}

cs142/smcquay/cootie/dice.cc

@@ -0,0 +1,25 @@
+#include <cstdlib>
+#include <ctime>
+#include <sys/time.h>
+#include <unistd.h>
+
+#include "dice.h"
+
+static int roll_count = 0;
+
+void random_init() {
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    pid_t pid = getpid();
+    srand(tv.tv_usec + pid);
+}
+
+int roll() {
+    roll_count++;
+    int compliment = rand() % 6;
+    return compliment + 1;
+}
+
+int get_roll_count() {
+    return roll_count;
+}

cs142/smcquay/cootie/dice.h

@@ -0,0 +1,8 @@
+#ifndef __DICE_H__
+#define __DICE_H__
+
+void random_init();
+int roll();
+int get_roll_count();
+
+#endif

cs142/smcquay/cootie/player.cc

@@ -0,0 +1,67 @@
+#include "dice.h"
+#include "player.h"
+
+#include <iostream>
+using namespace std;
+
+player::player(int id) : id(id), head(false), body(false),
+    hat(false), eyes(false), mouth(false), legs(0) {}
+
+ostream & operator<<(ostream & os, const player & e) {
+    os << "{id: " << e.id
+        << ", body: " << e.body
+        << ", head: " << e.head
+        << ", hat: " << e.hat
+        << ", eyes: " << e.eyes
+        << ", mouth: " << e.mouth
+        << ", legs: " << e.legs
+        << "}";
+    return os;
+}
+
+void player::turn() {
+    bool turn_finished = false;
+    while(not turn_finished) {
+        int cur_roll = roll();
+        turn_finished = true;
+        if(cur_roll == 1) {
+            if(not body) {
+                turn_finished = false;
+                body = true;
+            }
+        }
+        else if(body and cur_roll == 2) {
+            if(not head) {
+                turn_finished = false;
+                head = true;
+            }
+        }
+        else if(body and head) {
+            if (cur_roll == 3) {
+                turn_finished = false;
+                hat = true;
+            }
+            else if (cur_roll == 4) {
+                turn_finished = false;
+                eyes = true;
+            }
+            else if (cur_roll == 5) {
+                turn_finished = false;
+                mouth = true;
+            }
+            else if (cur_roll == 6) {
+                if (not (legs >= 6)) {
+                    turn_finished = false;
+                    legs++;
+                }
+            }
+        }
+    }
+}
+
+bool player::won() {
+    if(head and body and hat and eyes and mouth and legs == 6)
+        return true;
+    else
+        return false;
+}

cs142/smcquay/cootie/player.h

@@ -0,0 +1,24 @@
+#ifndef __PLAYER_H__
+#define __PLAYER_H__
+
+#include <ostream>
+using namespace std;
+
+class player {
+    public:
+        int id;
+        bool head;
+        bool body;
+        bool hat; 
+        bool eyes;
+        bool mouth; 
+        int legs;
+
+        player(int);
+        friend ostream & operator<<(ostream &, const player &);
+
+        void turn();
+        bool won();
+};
+
+#endif